201385990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{2713}}^1$

素因数の和:3304

約数の個数: 32

約数和(自身を含む): 391206816

約数和(自身を除く): 189820826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 571, 1142, 2713, 2855, 5426, 5710, 7423, 13565, 14846, 27130, 35269, 37115, 70538, 74230, 176345, 352690, 1549123, 3098246, 7745615, 15491230, 20138599, 40277198, 100692995, 201385990]

約数ペア:

[(1, 201385990), (2, 100692995), (5, 40277198), (10, 20138599), (13, 15491230), (26, 7745615), (65, 3098246), (130, 1549123), (571, 352690), (1142, 176345), (2713, 74230), (2855, 70538), (5426, 37115), (5710, 35269), (7423, 27130), (13565, 14846)]